Transaction

[Error Code: 1101] cadence runtime error Execution failed:
error: underflow
  --> 2d63cb2fa8a31068a448f46553924364ffdb2e3d7d2a959df91b9b87be9caabf:14:8
   |
14 |         let f1 = fee * I1B2sqr / scale * I2B1sqr / scale - I1B2;
   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^